Commodity200520062007200820092010
Drafting tables & machines, whether or not auto.$893$443$59,505$275$9,996 
Drawing/marking-out/mathematical calculating instr. other than drafting tab ...$83,996$123,871$91,774$191,333$96,736$134,794
Micrometers, callipers & gauges$25,126$30,012$66,412$62,207$57,532$92,539
Instruments for meas. length, for use in the hand (e.g., meas. rods & tapes ...$68,110$116,512$248,857$351,715$2,352,266$212,958
Parts & accessories of the instr. of 90.17$2,392$3,821$19,354$7,416$80,027$6,609
Total$180,517$274,659$485,902$612,946$2,596,557$446,900